The hesitation and pause before he responds makes her curious. Not quite suspicious, but her eyebrows do crinkle a little. At least she was right about it being moonlace. Come to think of it, she remembers seeing it in his bedroom before, but it never registered as much more beyond a random plant, probably Sally's doing. She feels kind of stupid for not recognizing it at the time, but to be fair, she had a tendency to get preoccupied by one of two things when spending time in Percy's room. And it'd been over a year since she's been.

She pulls her hand away from it, giving it a glance before looking back at him. "When did you find it?" They've separated a handful of times while in Sinbrilee, so clearly it was doing one of those, but he hadn't brought it up. Then it occurs to her that he brought it here, too, instead of their suite in Metal. It's odd. She looks at the plant again, as if it could answer the question mentally.

Spoilers, it doesn't. With the tension that hasn't quite gone out of the air, Annabeth's still a little hesitant when she speaks up again, but she has to. Because he hadn't told her about it, for whatever reason. "And you're keeping it here because...?"